?RCS: $Id: i_pwd.U,v 3.0.1.2 1995/07/25 14:10:57 ram Exp $
?RCS:
?RCS: Copyright (c) 1991-1993, Raphael Manfredi
?RCS: 
?RCS: You may redistribute only under the terms of the Artistic Licence,
?RCS: as specified in the README file that comes with the distribution.
?RCS: You may reuse parts of this distribution only within the terms of
?RCS: that same Artistic Licence; a copy of which may be found at the root
?RCS: of the source tree for dist 3.0.
?RCS:
?RCS: $Log: i_pwd.U,v $
?RCS: Revision 3.0.1.2  1995/07/25  14:10:57  ram
?RCS: patch56: use setvar so hint file values can override our guesses (ADO)
?RCS:
?RCS: Revision 3.0.1.1  1994/05/06  15:03:27  ram
?RCS: patch23: had forgotten cppminus in cppstdin test (ADO)
?RCS:
?RCS: Revision 3.0  1993/08/18  12:08:25  ram
?RCS: Baseline for dist 3.0 netwide release.
?RCS:
?X:
?X: This unit checks whether there is a pwd system or not
?X:
?MAKE:i_pwd d_pwquota d_pwage d_pwchange d_pwclass d_pwexpire d_pwcomment: \
	contains rm cppstdin cppflags cppminus Inhdr Findhdr Setvar
?MAKE:	-pick add $@ %<
?S:i_pwd:
?S:	This variable conditionally defines I_PWD, which indicates
?S:	to the C program that it should include <pwd.h>.
?S:.
?S:d_pwquota:
?S:	This varaible conditionally defines PWQUOTA, which indicates
?S:	that struct passwd contains pw_quota.
?S:.
?S:d_pwage:
?S:	This varaible conditionally defines PWAGE, which indicates
?S:	that struct passwd contains pw_age.
?S:.
?S:d_pwchange:
?S:	This varaible conditionally defines PWCHANGE, which indicates
?S:	that struct passwd contains pw_change.
?S:.
?S:d_pwclass:
?S:	This varaible conditionally defines PWCLASS, which indicates
?S:	that struct passwd contains pw_class.
?S:.
?S:d_pwexpire:
?S:	This varaible conditionally defines PWEXPIRE, which indicates
?S:	that struct passwd contains pw_expire.
?S:.
?S:d_pwcomment:
?S:	This varaible conditionally defines PWCOMMENT, which indicates
?S:	that struct passwd contains pw_comment.
?S:.
?C:I_PWD:
?C:	This symbol, if defined, indicates to the C program that it should
?C:	include <pwd.h>.
?C:.
?C:PWQUOTA:
?C:	This symbol, if defined, indicates to the C program that struct passwd
?C:	contains pw_quota.
?C:.
?C:PWAGE:
?C:	This symbol, if defined, indicates to the C program that struct passwd
?C:	contains pw_age.
?C:.
?C:PWCHANGE:
?C:	This symbol, if defined, indicates to the C program that struct passwd
?C:	contains pw_change.
?C:.
?C:PWCLASS:
?C:	This symbol, if defined, indicates to the C program that struct passwd
?C:	contains pw_class.
?C:.
?C:PWEXPIRE:
?C:	This symbol, if defined, indicates to the C program that struct passwd
?C:	contains pw_expire.
?C:.
?C:PWCOMMENT:
?C:	This symbol, if defined, indicates to the C program that struct passwd
?C:	contains pw_comment.
?C:.
?H:#$i_pwd I_PWD		/**/
?H:#$d_pwquota PWQUOTA	/**/
?H:#$d_pwage PWAGE	/**/
?H:#$d_pwchange PWCHANGE	/**/
?H:#$d_pwclass PWCLASS	/**/
?H:#$d_pwexpire PWEXPIRE	/**/
?H:#$d_pwcomment PWCOMMENT	/**/
?H:.
?LINT: set i_pwd d_pwquota d_pwage d_pwchange d_pwclass d_pwexpire d_pwcomment
?T:xxx
: see if this is a pwd.h system
set pwd.h i_pwd
eval $inhdr

case "$i_pwd" in
$define)
	xxx=`./findhdr pwd.h`
	$cppstdin $cppflags $cppminus < $xxx >$$.h

	if $contains 'pw_quota' $$.h >/dev/null 2>&1; then
		val="$define"
	else
		val="$undef"
	fi
	set d_pwquota
	eval $setvar

	if $contains 'pw_age' $$.h >/dev/null 2>&1; then
		val="$define"
	else
		val="$undef"
	fi
	set d_pwage
	eval $setvar

	if $contains 'pw_change' $$.h >/dev/null 2>&1; then
		val="$define"
	else
		val="$undef"
	fi
	set d_pwchange
	eval $setvar

	if $contains 'pw_class' $$.h >/dev/null 2>&1; then
		val="$define"
	else
		val="$undef"
	fi
	set d_pwclass
	eval $setvar

	if $contains 'pw_expire' $$.h >/dev/null 2>&1; then
		val="$define"
	else
		val="$undef"
	fi
	set d_pwexpire
	eval $setvar

	if $contains 'pw_comment' $$.h >/dev/null 2>&1; then
		val="$define"
	else
		val="$undef"
	fi
	set d_pwcomment
	eval $setvar

	$rm -f $$.h
	;;
*)
	val="$undef"; 
	set d_pwquota; eval $setvar
	set d_pwage; eval $setvar
	set d_pwchange; eval $setvar
	set d_pwclass; eval $setvar
	set d_pwexpire; eval $setvar
	set d_pwcomment; eval $setvar
	;;
esac